Finding the Fourth Proportional to 101,046.56, 139,443.53 and 55,726.38

Step by Step Solution

1. Step 1: Write the proportion equation
   101,046.56 : 139,443.53 = 55,726.38 : x
2. Step 2: Convert to fraction form
   101,046.56/139,443.53 = 55,726.38/x
3. Step 3: Cross multiply
   101,046.56x = 139,443.53 × 55,726.38
4. Step 4: Simplify right side
   101,046.56x = 7,770,682,862.69
5. Step 5: Solve for x
   x = 7,770,682,862.69/101,046.56
6. Step 6: Final answer
   x = 76,902.01